V<sc>an</sc> <sc> der</sc> Z<sc>wan</sc> P., V<sc>erheul</sc> I., T<sc>hurik</sc> R. and G<sc>rilo</sc> I. Entrepreneurial progress: climbing the entrepreneurial ladder in Europe and the United States, <italic>Regional Studies</italic>. This study investigates which countries have the highest potential to achieve entrepreneurial progress. This progress is defined...

The process of the entrepreneurial decision is decomposed in seven engagement levels ranging from “never thought about starting a business†to “gave upâ€, “thinking about itâ€, “taking steps for starting upâ€, “having a young businessâ€,...

For Bertrand duopoly with linear costs, we establish via a single (counter-)example that: (i) A new monotone transformation of the firms' profit functions may lead to the supermodularity of transformed profits when the standard log and identity transformations both fail to do so, and (ii)...